.content {
    background: #fff;
    padding: 24px;
    min-height: 768px;
  }
.logo {
    width: 120px;
    height: 31px;
    background: rgba(255, 255, 255, 0.2) url("../images/wallpaper2.jpg");
    margin: 16px 24px 16px 0;
    float: left;
    background-size: cover;
  }